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. Author manuscript; available in PMC: 2011 Jul 29.
Published in final edited form as: Biochemistry. 2010 Aug 31;49(34):7351–7359. doi: 10.1021/bi100671e

Table 4.

Binding affinities for P1 truncation mutants.

RNA Kd (nM) ΔΔGbind (kcal/mol)
Wild-type 0.011 0

Vc2 Δ93 3400 ± 160 7.5
Vc2 Δ94 280 ± 59 6.0
Vc2 Δ95 63 ± 13 5.1
Vc2 Δ96 5.4 ± 0.59 3.7
Vc2 Δ97 4.6 ± 0.25 3.6
Vc2 Δ98 5.9 ± 0.79 3.7
Vc2 Δ99 < 0.8a < 2.5
Vc2 Δ100 < 0.5a < 2.3
a

These values could not be measured using equilibrium methods and upper estimates are given.